def _package_reply(self, reply: MessageBase, req_env: Envelope) -> Envelope:
"""
Convenience method to create a reply envelope. The difference between this func and _package_msg, is that
in the reply envelope the UUID must be the hash of the original request's uuid (not some randomly generated int)
:param reply: The reply message (an instance of MessageBase)
:param req_env: The original request envelope (an instance of Envelope)
:return: An Envelope instance
"""
self.log.debug("Creating REPLY envelope with msg type {} for request envelope {}".format(type(reply), req_env))
request_uuid = req_env.meta.uuid
reply_uuid = EnvelopeAuth.reply_uuid(request_uuid)
return Envelope.create_from_message(message=reply, signing_key=self.signing_key,
verifying_key=self.verifying_key, uuid=reply_uuid)
def send_request_env(self,
envelope: Envelope,
timeout=0,
ip: str = '',
vk: str = ''):
url = "tcp://{}:{}".format(ip or vk, Constants.Ports.RouterDealer)
reply_uuid = EnvelopeAuth.reply_uuid(envelope.meta.uuid)
cmd = ReactorCommand.create_cmd(DealerRouterExecutor.__name__,
DealerRouterExecutor.request.__name__,
url=url,
envelope=envelope,
timeout=timeout,
reply_uuid=reply_uuid)
self.interface.send_cmd(cmd)